Dyfyniad APA

PN Kalla. (2006). Communication skills for extension workers. Agrotech publishing academy.

Dyfyniad Arddull Chicago

PN Kalla. Communication Skills for Extension Workers. Udaipur: Agrotech publishing academy, 2006.

Dyfyniad MLA

PN Kalla. Communication Skills for Extension Workers. Agrotech publishing academy, 2006.

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